Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / include / linux / netfilter / nf_conntrack_ftp.h

diff --git a/kernel/include/linux/netfilter/nf_conntrack_ftp.h b/kernel/include/linux/netfilter/nf_conntrack_ftp.h
new file mode 100644 (file)
index 0000000..5f818b0
--- /dev/null
+++ b/kernel/include/linux/netfilter/nf_conntrack_ftp.h
@@ -0,0 +1,33 @@
+#ifndef _NF_CONNTRACK_FTP_H
+#define _NF_CONNTRACK_FTP_H
+
+#include <uapi/linux/netfilter/nf_conntrack_ftp.h>
+
+
+#define FTP_PORT       21
+
+#define NF_CT_FTP_SEQ_PICKUP   (1 << 0)
+
+#define NUM_SEQ_TO_REMEMBER 2
+/* This structure exists only once per master */
+struct nf_ct_ftp_master {
+       /* Valid seq positions for cmd matching after newline */
+       u_int32_t seq_aft_nl[IP_CT_DIR_MAX][NUM_SEQ_TO_REMEMBER];
+       /* 0 means seq_match_aft_nl not set */
+       u_int16_t seq_aft_nl_num[IP_CT_DIR_MAX];
+       /* pickup sequence tracking, useful for conntrackd */
+       u_int16_t flags[IP_CT_DIR_MAX];
+};
+
+struct nf_conntrack_expect;
+
+/* For NAT to hook in when we find a packet which describes what other
+ * connection we should expect. */
+extern unsigned int (*nf_nat_ftp_hook)(struct sk_buff *skb,
+                                      enum ip_conntrack_info ctinfo,
+                                      enum nf_ct_ftp_type type,
+                                      unsigned int protoff,
+                                      unsigned int matchoff,
+                                      unsigned int matchlen,
+                                      struct nf_conntrack_expect *exp);
+#endif /* _NF_CONNTRACK_FTP_H */